... values, and for describing the types of parameters and return values. When a client calls a
Web service, it must specify the method and parameters by using this XML grammar.
SOAP is an industry ... standard. Its function is to improve cross-platform interoperability.
The strength of SOAP is its simplicity and also the fact that itis based on other industry
standard technologies: HTTP and ... such as Java, can use them. The reverse is also true; you
can build Web services by using Java, and write consumer applications in C#.
You can use several different languages with Visual Studio...
... create a process that allows visitors to a website to search an artist name within
that larger database, and the results returned would only encompass information relating to compact discs,
rather ... registration, and
credit card processing.
Services could also allow different ways to access a single database. Using a real-world example of service- ori-
ented architecture, a company could make its ... service- oriented architecture would be a program that, installed on a computer, can
organize a user’s digital music library. The program may work best if it has access to the Internet and can uti-
lize a service...
... Introduction
Service- oriented architecture, or SOA, isa hot topic in business today. You may have read about service- orient-
ed architectures and are wondering how they can affect your business as well as ... of a CD or song title ina large music database, for example, or giving
access to an online store that uses the same database ina different manner. Service- oriented architectures are
essentially ... Group, as well as a principal of AEC software.
To learn more about information technology training, please visit http://www.westlaketraining.com.
Copyright â2007 Global Knowledge T
raining LLC. All...
... method. With this whereClause,
the RetrieveCustomers() method returns a DataSet with a DataTable containing the one
row from the Customers table with a CustomerID of ALFKI, as shown in Figure ... Web service. You'll see how to write a
client program in the next section
.
Let's take a look at another example; enter the following string as your whereClause and
click the Invoke ... IS NOT NULL
This causes the RetrieveCustomers() method to return a DataSet with a DataTable
containing all the rows from the Customers table (see Figure 17.6
). Notice that the space
characters...
... students in your class.
!
What are some other ways that you could fill the local DataSet with data
other than by using a DataAdapter?
!
What is the purpose of creating an empty, local instance ... USE
******************************
A Webserviceisa unit of programmable logic that is accessible by using
standard Web protocols such as HTTP and XML. AWebservice can be used
locally by a single application, or published ...
project.
What IsaWeb Service?
How to Build aWeb
Service That Returns
Database Information
How to Consume aWeb
Service
Module 7: Building and Consuming aWebService That Uses ADO.NET 19...
... Visual Identity for Heineken
Internationalisation and globalisation demand a clear picture of our organisation. Itisin order to
increase the familiarity of Heineken, reinforce our image and ... is an organization, people, develops
new businesses, has financial stakeholders and brews and markets many, also local, brands.
Visually brand and company are related, it all comes from the same ... there isa clear
difference and should always be aware to apply the appropriate visual identity:
Visual Brand Identity
The green bottle with racetrack label is the origin of the brand’s visual...
... time.
PROJECTS IN HR, TRAINING AND
DEVELOPMENT
Inevitably, any project that takes place ina setting concerned with training
and developing people or managing the performance and welfare of people
at work ... projects are often distinct elements in wider organizational change.
Example 1.1
A project as part of change management
A large hospital was merging with a smaller community healthcare
organization ... repeated.
As in any activity within an organization, there are constraints which limit
the process in various ways. For example, policies and procedures may con-
strain the ways in which things are...
... SqlCommand mySqlCommand = mySqlConnection.CreateCommand();
mySqlCommand.CommandText = selectString;
SqlDataAdapter mySqlDataAdapter = new SqlDataAdapter();
mySqlDataAdapter.SelectCommand = ... IContainer components = null;
Creating aWebService
In this section, you'll create aWebservice that contains a method that returns a DataSet
containing rows from the Customers table. ... method named HelloWorld() that is
commented out. This commented code shows you how to write a method that is exposed
by your Web service. You'll notice that a line containing [WebMethod] is...
... organization's intranet
and build an internal system made up of Web services written internally.
In this section, you'll register the NorthwindWebService you created earlier in this
chapter. ...
Registering aWebService
In this section, you'll see how to register aWebservice using Microsoft's Universal
Description, Discovery, and Integration (UDDI) service. You can think ... You can think of UDDI as a
distributed directory of Web services that you can use to register and locate Web services
published by organizations. UDDI is an industry standard developed by Microsoft,...
...
Using aWebService
In this section, you'll see how to use aWebserviceina Windows application.
Start VS .NET and select File ➣ New ➣ Project. Create a new Windows application
named ... located anda test page displayed (see Figure 17.8
).
Note Once again, if your Webserviceis not deployed on the local computer, then replace
localhost in this code with the name of your ... computer.
This code creates an object named myCustomersService to call your Web service, and
displays the returned results from the RetrieveCustomers() method in customersDataGrid.
Compile and run...
...
magnetized or demagnetized. The machine is capable of storing and manipulating numbers,
letters, and characters. The basic idea of a computer is that we can make the machine do what
we want ... operations and of
making three kinds of decisions. However,
they are incapable of thinking. They accept
data and instructions as input, and after processing
it, they output the results.
When talking ... information, perform mathematical and/ or logical operations then
supply new information.
2. All computers have three basic capabilities.
3. A computer isa machine that can be made to operate...
... #!/bin/sh
http_proxy=http://outer.proxy.server:8082/
export http_proxy
/usr/etc/httpd -r /etc/inner-proxy.conf -p 8081
This isa little ugly, so there are also the following directives in ... following directives in the configuration file:
http_proxy http://outer.proxy.server/
ftp_proxy http://outer.proxy.server/
gopher_proxy http://outer.proxy.server/
wais_proxy http://outer.proxy.server/...
...
Use a DataSet object.
The XML webservice code contains two methods:
LoadOrders( )
Creates and returns a DataSet containing the Orders and Order Details tables from
Northwind anda DataRelation ... tables.
UpdateOrders( )
Takes a DataSet argument containing the changes made to the DataSet created by
the LoadOrders( ) method, creates two DataAdapter objects with
CommandBuilder generated ... . . .
[WebMethod]
public DataSet LoadOrders( )
{
DataSet ds = new DataSet( );
SqlDataAdapter da;
// Fill the Order table and add it to the DataSet.
da = new SqlDataAdapter("SELECT...